Bob Williams is a Contributing Editor for PennEnergy. Previsouly, he worked as Director of Research for PennEnergy's Oil & Gas Journal Online Research Center and PennEnergy Online Research Center. He worked for 4 years for the US Department of Energy writing about energy R&D, including the power sector. Prior to that, he spent 24 years on the Oil & Gas Journal staff, and has authored and managed many ancillary publications and editorial products for PennWell over the years. For a detailed bio…